Tag: Plugin Development

Structure free + pro WooCommerce offerings cleanly.

Validate licenses and activate pro features without risking checkout downtime.

Protect admin/AJAX/REST actions with nonces and manage_woocommerce-style caps.

Sanitize store inputs and validate business rules before saving.

Prevent SQL injection with prepared statements and API-first data access.

Escape output to stop XSS and use nonces to reduce CSRF risk.

Keep extensions light on cart/checkout and avoid heavy queries on every request.

Use object cache/transients and efficient queries for store scale.

Debug with WP_DEBUG, WooCommerce logs, and Query Monitor.

Handle failures gracefully and log actionable context for support.